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Home›Repair guides›Carburetor Adjustment for Excess Oxygen

Cummins — Carburetor Adjustment for Excess Oxygen

For these Cummins models: GTA14, GTA14 qi 20 NA.

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Procedure

  1. 1. Start engine and warm to operating temperature
  2. 2. Adjust carburetor air/fuel mixture
  3. 3. Optimize for proper oxygen level
  4. 4. Test engine performance

Source: manual:Cummins Gas GTA14 Manual 1998 (2).pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.